18935112

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2749}}^1$

素因数の和:2806

約数の個数: 64

約数和(自身を含む): 55440000

約数和(自身を除く): 36504888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 2749, 3444, 5498, 6888, 8247, 10996, 16494, 19243, 21992, 32988, 38486, 57729, 65976, 76972, 112709, 115458, 153944, 225418, 230916, 338127, 450836, 461832, 676254, 788963, 901672, 1352508, 1577926, 2366889, 2705016, 3155852, 4733778, 6311704, 9467556, 18935112]

約数ペア:

[(1, 18935112), (2, 9467556), (3, 6311704), (4, 4733778), (6, 3155852), (7, 2705016), (8, 2366889), (12, 1577926), (14, 1352508), (21, 901672), (24, 788963), (28, 676254), (41, 461832), (42, 450836), (56, 338127), (82, 230916), (84, 225418), (123, 153944), (164, 115458), (168, 112709), (246, 76972), (287, 65976), (328, 57729), (492, 38486), (574, 32988), (861, 21992), (984, 19243), (1148, 16494), (1722, 10996), (2296, 8247), (2749, 6888), (3444, 5498)]